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Jerry A. Sigmund

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  • Bala Cynwyd, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multigrip fastener
    • Patent number 4,531,871
    • Issue date Jul 30, 1985
    • Aerpat A.G.
    • Jerry A. Sigmund
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pin type fastener usable with swage collar to form a joint
    • Patent number 4,519,736
    • Issue date May 28, 1985
    • Jerry A. Sigmund
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...